Imashini yanduza ikirere ni imashini yanduza umwuka binyuze mu mahame yo kuyungurura, kweza, no kuboneza urubyaro.Usibye kwica bagiteri, virusi, molds, spores nibindi bita sterilisation, moderi zimwe na zimwe zirashobora no gukuraho formaldehyde, fenol nizindi nganda po ...
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